TV Guide Alibi Sunday

The ecclesiastical sleuth investigates when his old friend Sister Boniface is implicated in the murder of a renowned artist. Mystery drama, starring Mark Williams, with Claudie Blakley and Lorna Watson

Brenda faces ghosts from her past and becomes embroiled in a local dispute that ends in murder. Mystery drama, guest starring Sylvester McCoy, with Mark Williams and Ruby-May Martinwood

Another mystery for Ardal O'Hanlon as Irish detective Jack Mooney working on the Caribbean island of Saint Marie, where the sun shines all day and it seems half the residents are killers-in-waiting. And so it appears this week as someone from JP's past is caught red-handed at a murder scene, raking up old memories for the young officer. But can the DI unravel the complex mystery to get at the truth? Tobi Bakare and Danny John-Jules co-star, with guest appearances from Ralph Brown and Adjoa Andoh

The leader of a spiritual retreat is found strangled en route to the contemplation garden, giving Jack plenty to think about as he tries to figure out which member of the group was responsible. The problem is, they were all meditating at the time of the murder, and are able to provide one another with alibis, so how could any of them be the killer? To add to the DI's problems, he is struggling to come up with a speech to honour Commissioner Patterson at an award ceremony. Caribbean whodunit, starring Ardal O'Hanlon

The conclusion of a two-part story. Neville must solve a mystery from the past that unlocks the truth of who murdered renowned concert pianist Pasha Verdinikov and why. Help is at hand though, thanks to a former sergeant. Ralf Little stars, with Don Warrington, Josephine Jobert and Sara Martins